Parsons Government Services Inc.
Parsons Government Services Inc., doing business as Parsons, is a leading provider of professional and technical services to various U.S. federal government agencies. As a subsidiary of Parsons Corporation, the company specializes in delivering innovative solutions in areas such as national security, defense, and global infrastructure. Parsons leverages advanced technologies like artificial intelligence and machine learning to offer a wide range of services, including engineering, construction, program management, environmental remediation, cybersecurity, and software development. The company has established itself as a key partner for government agencies seeking expertise in complex technical and operational challenges, positioning itself as a digitally-enabled solutions provider.
Through its numerous prime and subcontract awards, Parsons Government Services has supported diverse missions across multiple federal agencies. Notable projects include developing a Predictive Combat Power Prototype for the Army, providing vulnerability assessment support for the Defense Threat Reduction Agency, and delivering systems engineering and integration services for the Space and Missile Systems Center. The company has also supported agencies like NASA, the Department of Homeland Security, and the Federal Emergency Management Agency in areas ranging from satellite operations to COVID-19 response efforts. Parsons' work spans various technical domains, including electronic warfare, biometrics, infrastructure modernization, and space systems development. Recent contract awards highlight the company's involvement in projects such as environmental remediation for the Army Corps of Engineers, construction management services for the Naval Facilities Engineering Command, and research support for the Office of Naval Research. These contracts demonstrate Parsons' versatility in meeting diverse government requirements across defense and civilian sectors.
Parsons Government Services holds several significant Indefinite Delivery Vehicles (IDVs) that facilitate the rapid acquisition of its services across the federal landscape. These include the $869 million Scientific, Technical, Engineering and Program Support Services (STEPSS) contract for the Army, which covers a wide range of research, development, and engineering services. The company also holds a $850 million Assessment, Exercise, and Modeling and Simulation Support (AEMSS) contract with the Defense Threat Reduction Agency, providing services such as vulnerability assessments and exercise planning. Additionally, Parsons has been awarded multiple ASTRO contracts for platform-related services, enabling various agencies to issue task orders for professional services ranging from research and development to systems integration. Other notable IDVs include contracts with the Air Force for architect-engineering services, the Army Corps of Engineers for environmental remediation, and the National Nuclear Security Administration for infrastructure modernization support. These vehicles allow Parsons to provide a broad spectrum of services across multiple federal agencies, showcasing its expertise in areas such as national security, defense, and critical infrastructure.
NMBCAG1JBKL7 541330
Not listed 5875 Trinity Pkwy #230, Centreville, VA 20120, USA
1/14/02 11/20/25 Kemron Environmental Services, Inc.
Kemron Environmental Services, Inc., doing business as Kemron Environmental, is a for-profit environmental services firm specializing in environmental remediation, engineering, and consulting services for federal agencies. The company provides comprehensive environmental solutions including hazardous waste management, site assessment, emergency response, cleanup operations, and long-term environmental monitoring across multiple states. Kemron Environmental works primarily with federal agencies such as the Environmental Protection Agency (EPA), U.S. Army Corps of Engineers, and Department of Defense, offering specialized services to address complex environmental challenges and protect human health and the environment.
Through its federal contract awards, Kemron Environmental Services, Inc. has performed a wide range of environmental remediation and emergency response services. These services include time-critical removal actions, site characterization, soil and groundwater remediation, hazardous substance mitigation, demolition of contaminated structures, chemical oxidation injections, and environmental compliance activities. The company has been awarded contracts by EPA regions (particularly Regions 2 and 4), U.S. Army Corps of Engineers districts, and Department of Defense agencies to address contamination at sites including former industrial facilities, military installations, and hazardous waste sites. Most of Kemron's recent federal contract awards have been designated as total small business set-asides, enabling the company to compete for environmental remediation contracts across various federal agency programs.
Kemron Environmental Services, Inc. holds several significant Indefinite Delivery/Indefinite Quantity (IDIQ) contracts that enable it to provide environmental services across multiple regions. These include the Region 2 Emergency Rapid Response Services contract (valued at $129.9 million), the Region 4 - 6 Emergency and Rapid Response Services (ERRS V) contract (valued at $191.5 million), a Pre-placed Remedial Action Contract with the U.S. Army Corps of Engineers Mississippi Valley Division (valued at $88.1 million), and multiple smaller IDIQ contracts with Army Corps of Engineers districts. These master contracts allow Kemron to compete for and receive task orders supporting environmental remediation, emergency response, site assessment, and compliance activities under programs like the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA), Resource Conservation and Recovery Act (RCRA), and Military Munitions Response Program across the continental United States.
XANQARYHQFR1 562910
Not listed 1359 Ellsworth Industrial Blvd NW, Atlanta, GA 30318, USA
12/11/01 9/3/25 Plexus Scientific Corporation
Plexus Scientific Corporation, doing business as Plexus Scientific Corp, is a for-profit organization that provides a wide range of professional services to federal agencies. The company specializes in IT solutions, environmental remediation, sustainability services, and nuclear solutions. Plexus Scientific Corporation holds several key certifications, including CMMI Level 3 and ISO 9001:2015, which demonstrate its commitment to quality management and process improvement. Through its federal contract awards, Plexus Scientific Corp offers expertise in areas such as knowledge management systems, radioactive waste disposal, and Section 508 compliance support.
As a prime contractor, Plexus Scientific Corporation has delivered knowledge management system development, maintenance, and technical support services to the National Institutes of Health (NIH), with multiple task orders ranging from $6,667 to over $500,000. The company has also performed low-level radioactive waste removal and disposal for the National Institute of Standards and Technology (NIST), with contract values ranging from $15,000 to $184,000. For the Defense Finance and Accounting Service (DFAS), Plexus has provided energy, environmental, and sustainability support services under contracts valued at approximately $2.4 million each. The company has also supported the Department of Health and Human Services (HHS) with Section 508 compliance services and data analytics system modifications. As a subcontractor, Plexus has worked on projects for the Department of Homeland Security, providing environmental, safety, and health support, as well as Section 508 compliance services. Additionally, it has supported the U.S. Army Corps of Engineers with radiological surveys and environmental services as a subcontractor to Cherokee Nation 3S LLC and Chenega Facilities Management LLC.
Plexus Scientific Corporation holds several significant federal contract Indefinite Delivery Vehicles (IDVs). The company was awarded a single-award IDV by NIH with a ceiling value of $4.67 million for knowledge management system services. It also holds a Multiple Award Schedule (MAS) contract with the General Services Administration (GSA) with a ceiling of $4.39 million, under which it has received task orders from various agencies, including a $2.15 million order from HHS and a $21,352 order from the Department of Justice. Plexus was awarded a $100 million single-award Blanket Purchase Agreement by the HHS Health Resources and Services Administration for Section 508 compliance support services. The company also holds a position on the GSA's One Acquisition Solution for Integrated Services Small Business (OASIS SB) contract vehicle, with a potential value of nearly $1 trillion. Additionally, Plexus has a $15 million single-award IDC with DFAS for energy, environment, and sustainability support, and a $2.18 million single-award IDC with NIST for low-level radioactive waste disposal services. These IDVs allow various federal agencies to directly issue task orders to Plexus for a wide range of professional services.
W8DLDF2KDJM4 562910
Not listed 5510 Cherokee Ave #350, Alexandria, VA 22312, USA
8/30/01 3/14/26 WSP USA Environment & Infrastructure Inc.
WSP USA Environment & Infrastructure Inc. is an engineering and professional services consulting firm that provides a range of environmental, infrastructure, and facilities support services to U.S. federal government agencies.
Through past prime contract awards, WSP USA Environment & Infrastructure Inc. has provided extensive facility operations and maintenance services, including custodial services, waste management, maintenance and repairs, grounds keeping, infrastructure upgrades, and laboratory and building renovations across EPA facilities. Additional prime contract work has involved engineering services for infrastructure projects, environmental assessments and compliance, remediation of hazardous materials, air quality monitoring, and various research studies. Major funding agencies include the EPA, DOT, DOD, DOI, DHS, and FEMA. WSP has also held subcontracts for tasks such as biological assessments, remedial investigations, and environmental consulting.
WSP USA Environment & Infrastructure Inc. has received one prime federal grant from the Department of Energy to conduct front end engineering design for carbon capture from a petrochemical complex in Texas. Additionally, the firm held a subaward to develop data ontologies for decision-making.
WSP USA Environment & Infrastructure Inc. holds several active Indefinite Delivery/Indefinite Quantity contract vehicles with federal agencies, including: a $73 million EPA contract for Research Triangle Park maintenance; a $41 million EPA contract to operate the Clean Air Status and Trends Network; a $46 million National Park Service contract for environmental remediation services; Army Corps of Engineers contracts valued up to $250 million and $49 million for global SMS services and domestic construction projects; and Air Force and GSA contracts worth up to $90 million each for environmental engineering services. Associated task orders under these IDVs cover areas such as facility repairs, air quality monitoring, species protection, and environmental assessments.
C76NUJZDXL75 541620
Not listed 751 Arbor Way #180, Blue Bell, PA 19422, USA
11/1/01 1/7/26 EA Engineering, Science, And Technology, Inc., PBC
EA Engineering, Science, and Technology, Inc., PBC is a for-profit environmental consulting and engineering firm that provides a wide range of services to federal agencies. As an employee-owned public benefit corporation, EA Engineering specializes in environmental remediation, assessment, planning, compliance, and engineering solutions for government clients. The company supports programs such as Superfund, Defense Environmental Restoration, and Military Munitions Response through contracts with agencies like the Environmental Protection Agency (EPA), Department of Defense (DoD), and Army Corps of Engineers. EA Engineering's expertise spans contaminated site investigation, soil and groundwater remediation, ecological risk assessment, and long-term monitoring of remediated sites.
Through its prime federal contract awards, EA Engineering has performed numerous environmental services across the United States. These include remedial investigations and feasibility studies at Superfund sites for the EPA, per- and polyfluoroalkyl substances (PFAS) assessments at military installations for the Army and Air Force, and environmental compliance support for the Navy. The company has conducted remedial actions at contaminated groundwater plumes, provided oversight for cleanup activities at former industrial sites, and designed in-situ thermal remediation systems. EA Engineering has also supported the National Park Service with environmental site assessments and compliance services. Many of these contracts have been awarded as small business set-asides, highlighting EA Engineering's status as a small business prime contractor for complex environmental work.
EA Engineering was awarded a $3,810,000 cooperative agreement grant by the Department of Defense's Office of the Secretary of Defense in August 2023. This grant, issued under the Legacy Resource Management Program, supports the planning, design, and implementation of nature-based solutions to increase the resilience of DoD infrastructure and address climate-driven risks to natural and cultural resources at military installations nationwide. The two-year performance period allows EA Engineering to leverage its environmental expertise in developing innovative, sustainable approaches to enhance military readiness while protecting ecological systems.
EA Engineering holds multiple Indefinite Delivery Contracts (IDCs) with federal agencies, positioning the company as a go-to provider for environmental services. These include a $240 million contract with the Naval Facilities Engineering Command for environmental remedial action services in the eastern and central U.S., a $245 million contract with the Army Corps of Engineers for remediation support, and a $450 million contract with EPA Region 5 for Superfund and Great Lakes architecture and engineering services. The company also holds IDCs with other Army Corps of Engineers districts for environmental restoration and remediation services. These vehicles allow EA Engineering to compete for and receive task orders for a wide range of environmental assessment, cleanup, and compliance projects across DoD and civilian agency installations and sites.
LEEMJD9WKDC9 562910
Not listed 225 Schilling Cir #400, Hunt Valley, MD 21031, USA
3/13/02 2/20/26